Home / 40,514.87-60,772.30-10,932.70

Finding the Fourth Proportional to 40,514.87, 60,772.30 and 10,932.70

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Solution

The fourth proportional to 40,514.87, 60,772.30 and 10,932.70 is: 16,399.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,514.87 : 60,772.30 = 10,932.70 : x
  2. Step 2: Convert to fraction form
    40,514.87/60,772.30 = 10,932.70/x
  3. Step 3: Cross multiply
    40,514.87x = 60,772.30 × 10,932.70
  4. Step 4: Simplify right side
    40,514.87x = 664,405,144.95
  5. Step 5: Solve for x
    x = 664,405,144.95/40,514.87
  6. Step 6: Final answer
    x = 16,399.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.